CN114045746B - Anti-freezing ultra-thin wearing layer for bridge preventive maintenance - Google Patents
Anti-freezing ultra-thin wearing layer for bridge preventive maintenance Download PDFInfo
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- CN114045746B CN114045746B CN202111329679.5A CN202111329679A CN114045746B CN 114045746 B CN114045746 B CN 114045746B CN 202111329679 A CN202111329679 A CN 202111329679A CN 114045746 B CN114045746 B CN 114045746B
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- 230000003449 preventive effect Effects 0.000 title claims abstract description 25
- 238000012423 maintenance Methods 0.000 title claims abstract description 24
- 238000007710 freezing Methods 0.000 title claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000002994 raw material Substances 0.000 claims abstract description 44
- 239000006229 carbon black Substances 0.000 claims abstract description 32
- 229920002635 polyurethane Polymers 0.000 claims abstract description 19
- 239000004814 polyurethane Substances 0.000 claims abstract description 19
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 17
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 17
- 239000010419 fine particle Substances 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims description 50
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 34
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 20
- 229920002681 hypalon Polymers 0.000 claims description 18
- 239000004408 titanium dioxide Substances 0.000 claims description 17
- 150000003839 salts Chemical class 0.000 claims description 15
- 239000011780 sodium chloride Substances 0.000 claims description 15
- 238000007711 solidification Methods 0.000 claims description 15
- 230000008023 solidification Effects 0.000 claims description 15
- -1 modified silicon-aluminum carbon Chemical class 0.000 claims description 14
- 229920002545 silicone oil Polymers 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 14
- 238000002844 melting Methods 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 297
- 230000008018 melting Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035777 life prolongation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/24—Methods or arrangements for preventing slipperiness or protecting against influences of the weather
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/24—Methods or arrangements for preventing slipperiness or protecting against influences of the weather
- E01C11/245—Methods or arrangements for preventing slipperiness or protecting against influences of the weather for preventing ice formation or for loosening ice, e.g. special additives to the paving material, resilient coatings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/083—Waterproofing of bridge decks; Other insulations for bridges, e.g. thermal ; Bridge deck surfacings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/40—Plastics
Abstract
The invention belongs to the field of bridge preventive maintenance, in particular to an anti-icing ultrathin wearing layer for bridge preventive maintenance, aiming at the problems that the anti-icing performance and the anti-skidding wear resistance of a bridge cannot be increased in the existing bridge preventive maintenance, the invention provides the scheme that the anti-icing ultrathin wearing layer comprises an anti-icing layer, a wear-resisting layer, an anti-icing layer, a base layer and an embedded part, wherein the top of the embedded part is provided with a notch, the anti-icing layer, the wear-resisting layer, the anti-icing layer and the base layer are arranged in the notch, the bottom of the anti-icing layer is connected with the top of the wear-resisting layer, the wear-resisting layer is connected with the anti-icing layer, and the anti-icing layer comprises the following raw materials in parts by weight: 10-20 parts of carbon powder fine particles, 10-20 parts of carbon black, 1-5 parts of silicon carbide and 1-5 parts of silicon dioxide, wherein the wear-resistant layer comprises the following raw materials in parts by weight: 10-15 parts of polyurethane, the invention has excellent anti-skid, wear-resistant and anti-icing properties and can prolong the service life of the bridge.
Description
Technical Field
The invention relates to the technical field of bridge preventive maintenance, in particular to an anti-icing ultrathin wearing layer for bridge preventive maintenance.
Background
The preventive maintenance is carried out before obvious diseases do not occur, the purpose is to prevent or slow down the occurrence of the diseases, the purposes of durability and service life prolongation are achieved, the built bridge has the inherent factors already shaped, the defects in design and construction already exist, and the preventive maintenance is needed to solve the existing problems in order to prolong the durability of the bridge.
In the prior art, the anti-icing performance and the anti-skid and wear-resistant performance of the bridge cannot be increased during preventive maintenance of the bridge, so that an anti-icing ultrathin wearing layer for preventive maintenance of the bridge is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the defect that the anti-icing performance and the anti-skid wear resistance of a bridge cannot be increased when the bridge is maintained in a preventive way in the prior art, and provides an anti-icing type ultrathin wearing layer for bridge preventive maintenance.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an anti-icing type ultrathin wearing layer that bridge preventive maintenance used, includes anti-skidding layer, wearing layer, anti-icing layer, basic unit and built-in fitting, and the top of built-in fitting is equipped with the notch, and in anti-skidding layer, wearing layer, anti-icing layer, basic unit were located the notch, the bottom of anti-skidding layer is connected with the top of wearing layer, and wearing layer is connected with anti-icing layer, and anti-icing layer is connected with the basic unit, the anti-skidding layer includes the raw materials of following parts by weight: 10-20 parts of carbon powder fine particles, 10-20 parts of carbon black, 1-5 parts of silicon carbide and 1-5 parts of silicon dioxide, wherein the wear-resistant layer comprises the following raw materials in parts by weight: 10-15 parts of polyurethane, 1-5 parts of chlorosulfonated polyethylene, 1-5 parts of titanium dioxide, 1-5 parts of organic silicone oil and 2-6 parts of modified silicon-aluminum carbon black; the anti-icing layer comprises the following raw materials in parts by weight: 30-40 parts of sodium chloride, 5-10 parts of diatomite and 5-10 parts of ice-melting salt.
Preferably, the preparation method comprises the following steps:
s1, embedding an embedded part into a bridge, manufacturing a base layer by using concrete, solidifying the base layer, and putting the base layer into the embedded part;
s2, pouring an anti-icing layer on the surface of the base layer after solidification is completed;
s3, after the anti-icing layer is solidified, pouring an abrasion-resistant layer on the surface of the anti-icing layer;
s4, after the wear-resistant layer is solidified, pouring an anti-slip layer on the surface of the wear-resistant layer, and obtaining the anti-icing type ultrathin wearing layer after solidification.
Preferably, in the step S2, the raw materials of the anti-icing layer are required to be mixed before the anti-icing layer is poured, specifically as follows: firstly mixing sodium chloride with diatomite at the mixing speed of 200-300r/min for 5-10min, and adding ice-melting salt after mixing, and continuously mixing for 10-20min to obtain the anti-freezing ice layer mixture.
Preferably, in the step S3, the raw materials of the wear-resistant layer need to be mixed before pouring the wear-resistant layer, which is specifically as follows: firstly stirring and mixing polyurethane, chlorosulfonated polyethylene and titanium dioxide at the mixing speed of 200-300r/min for 10-15min, then adding organic silicone oil and modified silicon-aluminum carbon black, and continuously stirring for 20-30min to obtain the wear-resistant layer mixture.
Preferably, in the step S4, the raw materials of the anti-slip layer need to be mixed before the anti-slip layer is poured, specifically as follows: mixing fine carbon powder, carbon black, silicon carbide and silicon dioxide uniformly at a mixing speed of 200-300r/min for 35-55min.
Preferably, in the step S1, the concrete is used to make the base layer, the thickness of the base layer is measured when the base layer is made, and the measured data is compared with the preset data, so that the thickness of the base layer is consistent with the preset data.
Preferably, in the step S2, an anti-icing layer is poured onto the surface of the base layer after the solidification is completed, and the thickness of the anti-icing layer is measured, so that the thickness of the anti-icing layer is consistent with a preset thickness.
Preferably, in S3, the thickness of the wear-resistant layer is measured, so that the thickness of the wear-resistant layer is consistent with a preset value.
Compared with the prior art, the invention has the beneficial effects that:
polyurethane is oil-resistant, wear-resistant, low-temperature-resistant, ageing-resistant, high in hardness and elastic; the chlorosulfonated polyethylene has good ozone resistance, chemical corrosion resistance, oil resistance, heat resistance, light resistance, wear resistance and tensile strength, and the titanium dioxide has wear resistance;
the polyurethane, chlorosulfonated polyethylene and titanium dioxide have wear-resistant properties, the wear-resistant performance can be improved through the mutual matching of the polyurethane, chlorosulfonated polyethylene and titanium dioxide, the anti-icing performance can be improved through the matching of sodium chloride, diatomite and ice-melting salt, the friction force can be improved on the surface layer through the matching of the fine carbon particles, carbon black, silicon carbide and silicon dioxide, and the anti-skid performance can be improved through the matching of the fine carbon particles, carbon black, silicon carbide and silicon dioxide;
the invention has excellent anti-skid, wear-resistant and anti-icing properties and can prolong the service life of the bridge.
Drawings
Fig. 1 is a schematic structural diagram of an anti-icing ultra-thin wearing layer for preventive maintenance of bridges.
In the figure: 1. an anti-slip layer; 2. a wear-resistant layer; 3. an anti-icing layer; 4. a base layer; 5. and (5) embedding the parts.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples
Referring to fig. 1, an anti-icing ultra-thin wearing layer for bridge preventive maintenance comprises an anti-slip layer 1, a wear-resistant layer 2, an anti-icing layer 3, a base layer 4 and an embedded part 5, wherein a notch is formed in the top of the embedded part 5, the anti-slip layer 1, the wear-resistant layer 2, the anti-icing layer 3 and the base layer 4 are arranged in the notch, the bottom of the anti-slip layer 1 is connected with the top of the wear-resistant layer 2, the wear-resistant layer 2 is connected with the anti-icing layer 3, the anti-icing layer 3 is connected with the base layer 4, and the anti-slip layer 1 comprises the following raw materials in parts by weight: 10 parts of carbon powder fine particles, 10 parts of carbon black, 1 part of silicon carbide and 1 part of silicon dioxide, wherein the wear-resistant layer 2 comprises the following raw materials in parts by weight: 10 parts of polyurethane, 1 part of chlorosulfonated polyethylene, 1 part of titanium dioxide, 1 part of organic silicone oil and 2 parts of modified silicon-aluminum carbon black; the anti-icing layer 3 comprises the following raw materials in parts by weight: 30 parts of sodium chloride, 5 parts of diatomite and 5 parts of ice-melt salt.
In this embodiment, the preparation method includes the following steps:
s1, embedding an embedded part 5 into a bridge, manufacturing a base layer 4 by using concrete, solidifying the base layer 4, and putting the base layer 4 into the embedded part 5;
s2, pouring an anti-freezing layer 3 on the surface of the base layer 4 after solidification is completed;
s3, after the anti-icing layer 3 is solidified, pouring the wear-resistant layer 2 on the surface of the anti-icing layer 3;
s4, after the wear-resistant layer 2 is solidified, pouring the anti-slip layer 1 on the surface of the wear-resistant layer 2, and obtaining the anti-icing ultrathin wearing layer after solidification.
In this embodiment, in S2, before pouring the anti-icing layer 3, the raw materials of the anti-icing layer 3 need to be mixed, specifically as follows: firstly, mixing sodium chloride with diatomite at the mixing speed of 200r/min for 5min, and adding ice melting salt to continuously mix for 10min after the mixing is completed, thus obtaining the anti-freezing layer 3 mixture.
In this embodiment, in S3, the raw materials of the wear-resistant layer 2 need to be mixed before pouring the wear-resistant layer, specifically as follows: firstly stirring and mixing polyurethane, chlorosulfonated polyethylene and titanium dioxide at the mixing speed of 200r/min for 10min, then adding organic silicone oil and modified silicon-aluminum carbon black, and continuously stirring for 20min to obtain the wear-resistant layer 2 mixture.
In this embodiment, in S4, the raw materials of the anti-slip layer 1 need to be mixed before pouring the anti-slip layer, specifically as follows: mixing fine carbon powder particles, carbon black, silicon carbide and silicon dioxide uniformly at a mixing speed of 200r/min for 35min.
In this embodiment, in S1, the base layer 4 is made of concrete, the thickness of the base layer 4 is measured when the base layer 4 is made, and the measured data is compared with the preset data, so that the thickness of the base layer 4 is consistent with the preset data.
In this embodiment, in S2, after curing is completed, the anti-icing layer 3 is poured onto the surface of the base layer 4, and the thickness of the anti-icing layer 3 is measured, so that the thickness of the anti-icing layer 3 is consistent with a preset thickness.
In this embodiment, in S3, the thickness of the wear-resistant layer 2 is measured, so that the thickness of the wear-resistant layer 2 is consistent with a preset value.
Examples
Referring to fig. 1, an anti-icing ultra-thin wearing layer for bridge preventive maintenance comprises an anti-slip layer 1, a wear-resistant layer 2, an anti-icing layer 3, a base layer 4 and an embedded part 5, wherein a notch is formed in the top of the embedded part 5, the anti-slip layer 1, the wear-resistant layer 2, the anti-icing layer 3 and the base layer 4 are arranged in the notch, the bottom of the anti-slip layer 1 is connected with the top of the wear-resistant layer 2, the wear-resistant layer 2 is connected with the anti-icing layer 3, the anti-icing layer 3 is connected with the base layer 4, and the anti-slip layer 1 comprises the following raw materials in parts by weight: 12 parts of carbon powder fine particles, 12 parts of carbon black, 2 parts of silicon carbide and 2 parts of silicon dioxide, wherein the wear-resistant layer 2 comprises the following raw materials in parts by weight: 11 parts of polyurethane, 2 parts of chlorosulfonated polyethylene, 2 parts of titanium dioxide, 2 parts of organic silicone oil and 3 parts of modified silicon-aluminum carbon black; the anti-icing layer 3 comprises the following raw materials in parts by weight: 32 parts of sodium chloride, 6 parts of diatomite and 6 parts of ice-melting salt.
In this embodiment, the preparation method includes the following steps:
s1, embedding an embedded part 5 into a bridge, manufacturing a base layer 4 by using concrete, solidifying the base layer 4, and putting the base layer 4 into the embedded part 5;
s2, pouring an anti-freezing layer 3 on the surface of the base layer 4 after solidification is completed;
s3, after the anti-icing layer 3 is solidified, pouring the wear-resistant layer 2 on the surface of the anti-icing layer 3;
s4, after the wear-resistant layer 2 is solidified, pouring the anti-slip layer 1 on the surface of the wear-resistant layer 2, and obtaining the anti-icing ultrathin wearing layer after solidification.
In this embodiment, in S2, before pouring the anti-icing layer 3, the raw materials of the anti-icing layer 3 need to be mixed, specifically as follows: firstly, mixing sodium chloride with diatomite at the mixing speed of 220r/min for 5-10min, and adding ice melting salt to continuously mix for 12min after the mixing is finished, thus obtaining the anti-freezing layer 3 mixture.
In this embodiment, in S3, the raw materials of the wear-resistant layer 2 need to be mixed before pouring the wear-resistant layer, specifically as follows: firstly stirring and mixing polyurethane, chlorosulfonated polyethylene and titanium dioxide at the mixing speed of 220r/min for 11min, then adding organic silicone oil and modified silicon-aluminum carbon black, and continuously stirring for 22min to obtain the wear-resistant layer 2 mixture.
In this embodiment, in S4, the raw materials of the anti-slip layer 1 need to be mixed before pouring the anti-slip layer, specifically as follows: mixing fine carbon powder particles, carbon black, silicon carbide and silicon dioxide uniformly at a mixing speed of 220r/min for 40min.
In this embodiment, in S1, the base layer 4 is made of concrete, the thickness of the base layer 4 is measured when the base layer 4 is made, and the measured data is compared with the preset data, so that the thickness of the base layer 4 is consistent with the preset data.
In this embodiment, in S2, after curing is completed, the anti-icing layer 3 is poured onto the surface of the base layer 4, and the thickness of the anti-icing layer 3 is measured, so that the thickness of the anti-icing layer 3 is consistent with a preset thickness.
In this embodiment, in S3, the thickness of the wear-resistant layer 2 is measured, so that the thickness of the wear-resistant layer 2 is consistent with a preset value.
Examples
Referring to fig. 1, an anti-icing ultra-thin wearing layer for bridge preventive maintenance comprises an anti-slip layer 1, a wear-resistant layer 2, an anti-icing layer 3, a base layer 4 and an embedded part 5, wherein a notch is formed in the top of the embedded part 5, the anti-slip layer 1, the wear-resistant layer 2, the anti-icing layer 3 and the base layer 4 are arranged in the notch, the bottom of the anti-slip layer 1 is connected with the top of the wear-resistant layer 2, the wear-resistant layer 2 is connected with the anti-icing layer 3, the anti-icing layer 3 is connected with the base layer 4, and the anti-slip layer 1 comprises the following raw materials in parts by weight: 14 parts of carbon powder fine particles, 14 parts of carbon black, 3 parts of silicon carbide and 3 parts of silicon dioxide, wherein the wear-resistant layer 2 comprises the following raw materials in parts by weight: 13 parts of polyurethane, 3 parts of chlorosulfonated polyethylene, 3 parts of titanium dioxide, 3 parts of organic silicone oil and 4 parts of modified silicon-aluminum carbon black; the anti-icing layer 3 comprises the following raw materials in parts by weight: 36 parts of sodium chloride, 7 parts of diatomite and 7 parts of ice-melt salt.
In this embodiment, the preparation method includes the following steps:
s1, embedding an embedded part 5 into a bridge, manufacturing a base layer 4 by using concrete, solidifying the base layer 4, and putting the base layer 4 into the embedded part 5;
s2, pouring an anti-freezing layer 3 on the surface of the base layer 4 after solidification is completed;
s3, after the anti-icing layer 3 is solidified, pouring the wear-resistant layer 2 on the surface of the anti-icing layer 3;
s4, after the wear-resistant layer 2 is solidified, pouring the anti-slip layer 1 on the surface of the wear-resistant layer 2, and obtaining the anti-icing ultrathin wearing layer after solidification.
In this embodiment, in S2, before pouring the anti-icing layer 3, the raw materials of the anti-icing layer 3 need to be mixed, specifically as follows: firstly, mixing sodium chloride with diatomite at a mixing speed of 260r/min for 7min, and adding ice melting salt to continuously mix for 16min after the mixing is completed, thus obtaining the anti-freezing layer 3 mixture.
In this embodiment, in S3, the raw materials of the wear-resistant layer 2 need to be mixed before pouring the wear-resistant layer, specifically as follows: firstly stirring and mixing polyurethane, chlorosulfonated polyethylene and titanium dioxide at a mixing speed of 260r/min for 13min, then adding organic silicone oil and modified silicon-aluminum carbon black, and continuously stirring for 26min to obtain the wear-resistant layer 2 mixture.
In this embodiment, in S4, the raw materials of the anti-slip layer 1 need to be mixed before pouring the anti-slip layer, specifically as follows: mixing fine carbon powder particles, carbon black, silicon carbide and silicon dioxide uniformly at a mixing speed of 260r/min for 45min.
In this embodiment, in S1, the base layer 4 is made of concrete, the thickness of the base layer 4 is measured when the base layer 4 is made, and the measured data is compared with the preset data, so that the thickness of the base layer 4 is consistent with the preset data.
In this embodiment, in S2, after curing is completed, the anti-icing layer 3 is poured onto the surface of the base layer 4, and the thickness of the anti-icing layer 3 is measured, so that the thickness of the anti-icing layer 3 is consistent with a preset thickness.
In this embodiment, in S3, the thickness of the wear-resistant layer 2 is measured, so that the thickness of the wear-resistant layer 2 is consistent with a preset value.
Examples
Referring to fig. 1, an anti-icing ultra-thin wearing layer for bridge preventive maintenance comprises an anti-slip layer 1, a wear-resistant layer 2, an anti-icing layer 3, a base layer 4 and an embedded part 5, wherein a notch is formed in the top of the embedded part 5, the anti-slip layer 1, the wear-resistant layer 2, the anti-icing layer 3 and the base layer 4 are arranged in the notch, the bottom of the anti-slip layer 1 is connected with the top of the wear-resistant layer 2, the wear-resistant layer 2 is connected with the anti-icing layer 3, the anti-icing layer 3 is connected with the base layer 4, and the anti-slip layer 1 comprises the following raw materials in parts by weight: 18 parts of carbon powder fine particles, 18 parts of carbon black, 4 parts of silicon carbide and 4 parts of silicon dioxide, wherein the wear-resistant layer 2 comprises the following raw materials in parts by weight: 14 parts of polyurethane, 4 parts of chlorosulfonated polyethylene, 4 parts of titanium dioxide, 4 parts of organic silicone oil and 5 parts of modified silicon-aluminum carbon black; the anti-icing layer 3 comprises the following raw materials in parts by weight: 38 parts of sodium chloride, 9 parts of diatomite and 9 parts of ice-melting salt.
In this embodiment, the preparation method includes the following steps:
s1, embedding an embedded part 5 into a bridge, manufacturing a base layer 4 by using concrete, solidifying the base layer 4, and putting the base layer 4 into the embedded part 5;
s2, pouring an anti-freezing layer 3 on the surface of the base layer 4 after solidification is completed;
s3, after the anti-icing layer 3 is solidified, pouring the wear-resistant layer 2 on the surface of the anti-icing layer 3;
s4, after the wear-resistant layer 2 is solidified, pouring the anti-slip layer 1 on the surface of the wear-resistant layer 2, and obtaining the anti-icing ultrathin wearing layer after solidification.
In this embodiment, in S2, before pouring the anti-icing layer 3, the raw materials of the anti-icing layer 3 need to be mixed, specifically as follows: firstly, mixing sodium chloride with diatomite at the mixing speed of 280r/min for 9min, and adding ice melting salt to continuously mix for 19min after the mixing is finished, thus obtaining the anti-freezing layer 3 mixture.
In this embodiment, in S3, the raw materials of the wear-resistant layer 2 need to be mixed before pouring the wear-resistant layer, specifically as follows: firstly stirring and mixing polyurethane, chlorosulfonated polyethylene and titanium dioxide at the mixing speed of 280r/min for 14min, then adding organic silicone oil and modified silicon-aluminum carbon black, and continuously stirring for 28min to obtain the wear-resistant layer 2 mixture.
In this embodiment, in S4, the raw materials of the anti-slip layer 1 need to be mixed before pouring the anti-slip layer, specifically as follows: mixing fine carbon powder particles, carbon black, silicon carbide and silicon dioxide uniformly at the mixing speed of 280r/min for 52min.
In this embodiment, in S1, the base layer 4 is made of concrete, the thickness of the base layer 4 is measured when the base layer 4 is made, and the measured data is compared with the preset data, so that the thickness of the base layer 4 is consistent with the preset data.
In this embodiment, in S2, after curing is completed, the anti-icing layer 3 is poured onto the surface of the base layer 4, and the thickness of the anti-icing layer 3 is measured, so that the thickness of the anti-icing layer 3 is consistent with a preset thickness.
In this embodiment, in S3, the thickness of the wear-resistant layer 2 is measured, so that the thickness of the wear-resistant layer 2 is consistent with a preset value.
Examples
Referring to fig. 1, an anti-icing ultra-thin wearing layer for bridge preventive maintenance comprises an anti-slip layer 1, a wear-resistant layer 2, an anti-icing layer 3, a base layer 4 and an embedded part 5, wherein a notch is formed in the top of the embedded part 5, the anti-slip layer 1, the wear-resistant layer 2, the anti-icing layer 3 and the base layer 4 are arranged in the notch, the bottom of the anti-slip layer 1 is connected with the top of the wear-resistant layer 2, the wear-resistant layer 2 is connected with the anti-icing layer 3, the anti-icing layer 3 is connected with the base layer 4, and the anti-slip layer 1 comprises the following raw materials in parts by weight: 20 parts of carbon powder fine particles, 20 parts of carbon black, 5 parts of silicon carbide and 5 parts of silicon dioxide, wherein the wear-resistant layer 2 comprises the following raw materials in parts by weight: 15 parts of polyurethane, 5 parts of chlorosulfonated polyethylene, 5 parts of titanium dioxide, 5 parts of organic silicone oil and 6 parts of modified silicon-aluminum carbon black; the anti-icing layer 3 comprises the following raw materials in parts by weight: 40 parts of sodium chloride, 10 parts of diatomite and 10 parts of ice-melting salt.
In this embodiment, the preparation method includes the following steps:
s1, embedding an embedded part 5 into a bridge, manufacturing a base layer 4 by using concrete, solidifying the base layer 4, and putting the base layer 4 into the embedded part 5;
s2, pouring an anti-freezing layer 3 on the surface of the base layer 4 after solidification is completed;
s3, after the anti-icing layer 3 is solidified, pouring the wear-resistant layer 2 on the surface of the anti-icing layer 3;
s4, after the wear-resistant layer 2 is solidified, pouring the anti-slip layer 1 on the surface of the wear-resistant layer 2, and obtaining the anti-icing ultrathin wearing layer after solidification.
In this embodiment, in S2, before pouring the anti-icing layer 3, the raw materials of the anti-icing layer 3 need to be mixed, specifically as follows: firstly, mixing sodium chloride with diatomite at the mixing speed of 300r/min for 5-10min, and adding ice melting salt to continuously mix for 20min after the mixing is finished, thus obtaining the anti-freezing ice layer 3 mixture.
In this embodiment, in S3, the raw materials of the wear-resistant layer 2 need to be mixed before pouring the wear-resistant layer, specifically as follows: firstly stirring and mixing polyurethane, chlorosulfonated polyethylene and titanium dioxide at the mixing speed of 300r/min for 15min, then adding organic silicone oil and modified silicon-aluminum carbon black, and continuously stirring for 30min to obtain the wear-resistant layer 2 mixture.
In this embodiment, in S4, the raw materials of the anti-slip layer 1 need to be mixed before pouring the anti-slip layer, specifically as follows: mixing fine carbon powder particles, carbon black, silicon carbide and silicon dioxide uniformly at a mixing speed of 300r/min for 55min.
In this embodiment, in S1, the base layer 4 is made of concrete, the thickness of the base layer 4 is measured when the base layer 4 is made, and the measured data is compared with the preset data, so that the thickness of the base layer 4 is consistent with the preset data.
In this embodiment, in S2, after curing is completed, the anti-icing layer 3 is poured onto the surface of the base layer 4, and the thickness of the anti-icing layer 3 is measured, so that the thickness of the anti-icing layer 3 is consistent with a preset thickness.
In this embodiment, in S3, the thickness of the wear-resistant layer 2 is measured, so that the thickness of the wear-resistant layer 2 is consistent with a preset value.
The anti-skid performance of the anti-icing type ultrathin wearing layer is detected by a JC/T1050-2007 specified method, and compared with the traditional mixed mud road surface, the anti-skid performance is improved by the following percentage:
| example 1 | Example two | Example III | Example IV | Example five |
| 85% | 86% | 87% | 87% | 87% |
The abrasion resistance of the anti-icing type ultrathin wearing layer is detected by a method specified in GB/T3810.7-2016, and compared with the traditional mixed soil pavement, the abrasion resistance is improved by the following percentage:
| example 1 | Example two | Example III | Example IV | Example five |
| 90% | 91% | 91% | 91% | 92% |
The anti-icing performance of the anti-icing ultra-thin wearing layer is monitored by a JT/T1239-2019 specified method, and compared with the traditional mixed mud road surface, the anti-icing performance is improved by the following table:
| example 1 | Example two | Example III | Example IV | Example five |
| 88.9% | 90.1% | 90% | 92% | 91% |
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides an anti-icing type ultrathin wearing layer that bridge preventive maintenance used, includes anti-skidding layer (1), wearing layer (2), anti-icing layer (3), basic unit (4) and built-in fitting (5), and the top of built-in fitting (5) is equipped with the notch, and in the notch was located to anti-skidding layer (1), wearing layer (2), anti-icing layer (3), basic unit (4), its characterized in that, the bottom of anti-skidding layer (1) is connected with the top of wearing layer (2), and wearing layer (2) are connected with anti-icing layer (3), and anti-icing layer (3) are connected with basic unit (4), anti-skidding layer (1) include the raw materials of following parts by weight: 10-20 parts of carbon powder fine particles, 10-20 parts of carbon black, 1-5 parts of silicon carbide and 1-5 parts of silicon dioxide, wherein the wear-resistant layer (2) comprises the following raw materials in parts by weight: 10-15 parts of polyurethane, 1-5 parts of chlorosulfonated polyethylene, 1-5 parts of titanium dioxide, 1-5 parts of organic silicone oil and 2-6 parts of modified silicon-aluminum carbon black; the anti-icing layer (3) comprises the following raw materials in parts by weight: 30-40 parts of sodium chloride, 5-10 parts of diatomite and 5-10 parts of ice-melting salt, and the preparation method comprises the following steps:
s1, embedding an embedded part (5) into a bridge, manufacturing a base layer (4) by using concrete, solidifying the base layer (4), and placing the base layer (4) into the embedded part (5);
s2, pouring an anti-icing layer (3) on the surface of the base layer (4) after solidification is completed;
s3, after the anti-icing layer (3) is solidified, pouring a wear-resistant layer (2) on the surface of the anti-icing layer (3);
s4, after the wear-resistant layer (2) is solidified, pouring an anti-slip layer (1) on the surface of the wear-resistant layer (2), and obtaining an anti-icing ultrathin wearing layer after solidification;
in the step S2, before pouring the anti-icing layer (3), the raw materials of the anti-icing layer (3) need to be mixed, specifically as follows: firstly, mixing sodium chloride with diatomite at the mixing speed of 200-300r/min for 5-10min, and adding ice-melting salt after mixing is completed to continuously mix for 10-20min, namely, an anti-freezing layer (3) mixture;
in the step S3, the raw materials of the wear-resistant layer (2) are required to be mixed before being poured, and the method specifically comprises the following steps: firstly, stirring and mixing polyurethane, chlorosulfonated polyethylene and titanium dioxide at the mixing speed of 200-300r/min for 10-15min, then adding organic silicone oil and modified silicon-aluminum carbon black, and continuously stirring for 20-30min to obtain a wear-resistant layer (2) mixture;
in the step S4, the raw materials of the anti-slip layer (1) need to be mixed before the anti-slip layer is poured, and the concrete steps are as follows: mixing fine carbon powder, carbon black, silicon carbide and silicon dioxide uniformly at a mixing speed of 200-300r/min for 35-55min.
2. The ice-resistant ultra-thin wearing layer for preventive maintenance of bridges according to claim 1, wherein in S1, the base layer (4) is made of concrete, the thickness of the base layer (4) is measured when the base layer is made, and the measured data is compared with preset data to make the thickness of the base layer (4) consistent with the preset thickness.
3. The anti-icing ultra-thin wearing layer for preventive maintenance of bridges according to claim 2, wherein in S2, the anti-icing layer (3) is poured onto the surface of the base layer (4) after the curing is completed, and the thickness of the anti-icing layer (3) is measured so that the thickness of the anti-icing layer (3) is consistent with a preset value.
4. An anti-icing ultra-thin wearing layer for preventive maintenance of bridges according to claim 3, wherein in S3, the thickness of the wear-resistant layer (2) is measured so that the thickness of the wear-resistant layer (2) is consistent with a predetermined value.
5. The ice-resistant ultra-thin wearing layer for preventive maintenance of bridges according to claim 4, wherein the particle size of the silica is 1-3 μm, the particle size of the carbon black is 100-700nm, the tensile modulus of polyurethane is 0.5MPa, the compressive strength is 0.16MPa, and the density of chlorosulfonated polyethylene is 0.962 g/cm.
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| CN102844353A (en) * | 2010-04-14 | 2012-12-26 | 三菱化学株式会社 | Polycarbonate diol, process for producing same, and polyurethane and actinic-energy-ray-curable polymer composition both formed using same |
| CN106010193A (en) * | 2016-07-05 | 2016-10-12 | 南昌航空大学 | Environment-friendly anti-freezing slippery road surface coating and preparation method thereof |
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| CN101478973B (en) * | 2006-05-23 | 2013-08-28 | 陶氏康宁公司 | Novel silicone film former for delivery of actives |
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| CN102844353A (en) * | 2010-04-14 | 2012-12-26 | 三菱化学株式会社 | Polycarbonate diol, process for producing same, and polyurethane and actinic-energy-ray-curable polymer composition both formed using same |
| CN106010193A (en) * | 2016-07-05 | 2016-10-12 | 南昌航空大学 | Environment-friendly anti-freezing slippery road surface coating and preparation method thereof |
| CN110130172A (en) * | 2019-06-12 | 2019-08-16 | 重庆诚邦路面材料有限公司 | A kind of anticoagulant ice composite precision table prescription method of bituminous pavement |
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